Wear rubber gloves and spray the all purpose detergent with a ratio of 1:40 onto the surface of special soft fiber clothe.
带上胶手套并在一块专用的软化纤布上喷上比例为1：40的全能清洁剂。
According to mechanical principle of polypropylene fiber concrete structure, the applicability of polypropylene fiber concrete in the coal mine spray tunnel protection is researched.
根据聚丙烯纤维混凝土结构力学原理，研究聚丙烯纤维混凝土喷层在煤矿锚喷巷道支护中适用性。
And primary emphasis is on the introduction of construction technique and quality control of wet-pipe spray steel fiber concrete in tunnel project.
重点介绍了隧道湿喷钢纤维混凝土的施工技术与质量控制。
And primary emphasis is on the introduction of construction technique and quality control of wet-pipe spray steel fiber concrete in tunnel project.
重点介绍了隧道湿喷钢纤维混凝土的施工技术与质量控制。
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